Finding the Third Proportional to 91,028.25 and 198,033.75
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Solution
The third proportional to 91,028.25 and 198,033.75 is: 430,826.32
Step by Step Solution
- Step 1: Write the proportion equation
91,028.25 : 198,033.75 = 198,033.75 : x - Step 2: Convert to fraction form
91,028.25/198,033.75 = 198,033.75/x - Step 3: Cross multiply
91,028.25x = 198,033.75 × 198,033.75 - Step 4: Simplify right side
91,028.25x = 39,217,366,139.06 - Step 5: Solve for x
x = 39,217,366,139.06/91,028.25 - Step 6: Final answer
x = 430,826.32
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.